Office of Environmental Health and Safety

Waste Codes: U-List

Code

Desription

U394

A2213.

U001

Acetaldehyde (I)

U034

Acetaldehyde, trichloro-

U187

Acetamide, N-(4-ethoxyphenyl)-

U005

Acetamide, N-9H-fluoren-2-yl-

U240

Acetic acid, (2,4-dichlorophenoxy)-, salts & esters 3

U112

Acetic acid ethyl ester (I)

U144

Acetic acid, lead(2+) salt

U214

Acetic acid, thallium(1+) salt

see F027

Acetic acid, (2,4,5-trichlorophenoxy)- 3

U002

Acetone (I)

U003

Acetonitrile (I,T)

U004

Acetophenone

U005

2-Acetylaminofluorene

U006

Acetyl chloride (C,R,T)

U007

Acrylamide

U008

Acrylic acid (I)

U009

Acrylonitrile

U011

Amitrole

U012

Aniline (I,T)

U136

Arsinic acid, dimethyl-

U014

Auramine

U015

Azaserine

U365

H-Azepine-1-carbothioic acid, hexahydro-, S-ethyl ester.

U010

Azirino[2',3':3,4]pyrrolo[1,2-a]indole-4,7-dio ne, 6 -amino-8-[[(aminocarbonyl)oxy]methyl]-1,1a, 2,8,8a, 8b-hexahydro-8a-methoxy-5-methyl-, [1aS-(1aalpha, 8beta,8aalpha,8balpha)]-

U280

Barban.

U278

Bendiocarb.

U364

Bendiocarb phenol.

U271

Benomyl.

U157

Benz[j]aceanthrylene, 1,2-dihydro-3-methyl-

U016

Benz[c]acridine

U017

Benzal chloride

U192

Benzamide, 3,5-dichloro-N-(1,1-dimethyl-2-propynyl) -

U018

Benz[a]anthracene

U094

Benz[a]anthracene, 7,12-dimethyl-

U012

Benzenamine (I,T)

U014

Benzenamine, 4,4'-carbonimidoylbis[N,N-dimethyl-

U049

Benzenamine, 4-chloro-2-methyl-, hydrochloride

U093

Benzenamine, N,N-dimethyl-4-(phenylazo)-

U328

Benzenamine, 2-methyl-

U353

Benzenamine, 4-methyl-

U158

Benzenamine, 4,4'-methylenebis[2-chloro-

U222

Benzenamine, 2-methyl-, hydrochloride

U181

Benzenamine, 2-methyl-5-nitro-

U019

Benzene (I,T)

U038

Benzeneacetic acid, 4-chloro-alpha-(4-chlorophenyl) -alpha-hydroxy-, ethyl ester

U030

Benzene, 1-bromo-4-phenoxy-

U035

Benzenebutanoic acid, 4-[bis(2-chloroethyl)amino]-

U037

Benzene, chloro-

U221

Benzenediamine, ar-methyl-

U028

1,2-Benzenedicarboxylic acid, bis(2-ethylhexyl) ester

U069

1,2-Benzenedicarboxylic acid, dibutyl ester

U088

1,2-Benzenedicarboxylic acid, diethyl ester

U102

1,2-Benzenedicarboxylic acid, dimethyl ester

U107

1,2-Benzenedicarboxylic acid, dioctyl ester

U070

Benzene, 1,2-dichloro-

U071

Benzene, 1,3-dichloro-

U072

Benzene, 1,4-dichloro-

U060

Benzene, 1,1'-(2,2-dichloroethylidene)bis[4-chloro-

U017

Benzene, (dichloromethyl)-

U223

Benzene, 1,3-diisocyanatomethyl- (R,T)

U239

Benzene, dimethyl- (I,T)

U201

1,3-Benzenediol

U127

Benzene, hexachloro-

U056

Benzene, hexahydro- (I)

U220

Benzene, methyl-

U105

Benzene, 1-methyl-2,4-dinitro-

U106

Benzene, 2-methyl-1,3-dinitro-

U055

Benzene, (1-methylethyl)- (I)

U169

Benzene, nitro-

U183

Benzene, pentachloro-

U185

Benzene, pentachloronitro-

U020

Benzenesulfonic acid chloride (C,R)

U020

Benzenesulfonyl chloride (C,R)

U207

Benzene, 1,2,4,5-tetrachloro-

U061

Benzene, 1,1'-(2,2,2-trichloroethylidene)bis[4- chloro-

U247

Benzene, 1,1'-(2,2,2-trichloroethylidene)bis[4- methoxy-

U023

Benzene, (trichloromethyl)-

U234

Benzene, 1,3,5-trinitro-

U021

Benzidine

U202

1,2-Benzisothiazol-3(2H)-one, 1,1-dioxide, & salts

U203

1,3-Benzodioxole, 5-(2-propenyl)-

U141

1,3-Benzodioxole, 5-(1-propenyl)-

U090

1,3-Benzodioxole, 5-propyl-

U278

1,3-Benzodioxol-4-ol, 2,2-dimethyl-, methyl carbamate.

U364

1,3-Benzodioxol-4-ol, 2,2-dimethyl-,

U367

7-Benzofuranol, 2,3-dihydro-2,2-dimethyl-

U064

Benzo[rst]pentaphene

U248

2H-1-Benzopyran-2-one, 4-hydroxy-3-(3-oxo-1-phenyl- butyl)-, & salts, when present at concentrations of 0.3% or less

U022

Benzo[a]pyrene

U197

p-Benzoquinone

U023

Benzotrichloride (C,R,T)

U085

2,2'-Bioxirane

U021

[1,1'-Biphenyl]-4,4'-diamine

U073

[1,1'-Biphenyl]-4,4'-diamine, 3,3'-dichloro-

U091

[1,1'-Biphenyl]-4,4'-diamine, 3,3'-dimethoxy-

U095

[1,1'-Biphenyl]-4,4'-diamine, 3,3'-dimethyl-

U401

Bis(dimethylthiocarbamoyl) sulfide.

U400

Bis(pentamethylene)thiuram tetrasulfide.

U225

Bromoform

U030

4-Bromophenyl phenyl ether

U128

1,3-Butadiene, 1,1,2,3,4,4-hexachloro-

U172

1-Butanamine, N-butyl-N-nitroso-

U031

1-Butanol (I)

U159

2-Butanone (I,T)

U160

2-Butanone, peroxide (R,T)

U053

2-Butenal

U074

2-Butene, 1,4-dichloro- (I,T)

U143

2-Butenoic acid, 2-methyl-, 7-[[2,3-dihydroxy- 2-(1-methoxyethyl)-3-methyl-1-oxobutoxy]me thyl]- 2,3,5,7a-tetrahydro-1H-pyrrolizin-1-yl ester, [1S-[1alpha(Z),7(2S*,3R*),7aalpha]]-

U031

n-Butyl alcohol (I)

U392

Butylate.

U136

Cacodylic acid

U032

Calcium chromate

U238

Carbamic acid, ethyl ester

U178

Carbamic acid, methylnitroso-, ethyl ester

U372

Carbamic acid, 1H-benzimidazol-2-yl, methyl ester.

U271

Carbamic acid, [1-[(butylamino)carbonyl]-1H- benzimidazol-2-yl]-, methyl ester.

U375

Carbamic acid, butyl-, 3-iodo-2-propynyl ester.

U280

Carbamic acid, (3-chlorophenyl)-, 4-chloro-2- butynyl ester.

U373

Carbamic acid, phenyl-, 1-methylethyl ester.

U409

Carbamic acid, [1,2-phenylenebis (iminocarbonothioyl)] bis-, dimethyl ester.

U097

Carbamic chloride, dimethyl-

U379

Carbamodithioic acid, dibutyl, sodium salt.

U277

Carbamodithioic acid, diethyl-, 2-chloro-2-propenyl ester.

U381

Carbamodithioic acid, diethyl-, sodium salt.

U383

Carbamodithioic acid, dimethyl, potassium salt.

U382

Carbamodithioic acid, dimethyl-, sodium salt.

U376

Carbamodithioic acid, dimethyl-, tetraanhydrosulfide with orthothioselenious acid.

U114

Carbamodithioic acid, 1,2-ethanediylbis-, salts & esters

U378

Carbamodithioic acid, (hydroxymethyl)methyl-, monopotassium salt.

U384

Carbamodithioic acid, methyl-, monosodium salt.

U377

Carbamodithioic acid, methyl,- monopotassium salt.

U062

Carbamothioic acid, bis(1-methylethyl)-, S-(2,3- dichloro-2-propenyl) ester

U389

Carbamothioic acid, bis(1-methylethyl)-, S-(2,3,3- trichloro-2-propenyl) ester.

U392

Carbamothioic acid, bis(2-methylpropyl)-, S-ethyl ester.

U391

Carbamothioic acid, butylethyl-, S-propyl ester.

U386

Carbamothioic acid, cyclohexylethyl-, S-ethyl ester.

U390

Carbamothioic acid, dipropyl-, S-ethyl ester.

U387

Carbamothioic acid, dipropyl-, S-(phenylmethyl) ester.

U385

Carbamothioic acid, dipropyl-, S-propyl ester.

U279

Carbaryl.

U372

Carbendazim.

U367

Carbofuran phenol.

U215

Carbonic acid, dithallium(1+) salt

U033

Carbonic difluoride

U156

Carbonochloridic acid, methyl ester (I,T)

U033

Carbon oxyfluoride (R,T)

U211

Carbon tetrachloride

U034

Chloral

U035

Chlorambucil

U036

Chlordane, alpha & gamma isomers

U026

Chlornaphazin

U037

Chlorobenzene

U038

Chlorobenzilate

U039

p-Chloro-m-cresol

U042

2-Chloroethyl vinyl ether

U044

Chloroform

U046

Chloromethyl methyl ether

U047

beta-Chloronaphthalene

U048

o-Chlorophenol

U049

4-Chloro-o-toluidine, hydrochloride

U032

Chromic acid H2CrO4, calcium salt

U050

Chrysene

U393

Copper, bis(dimethylcarbamodithioato-S,S')-,

U393

Copper dimethyldithiocarbamate.

U051

Creosote

U052

Cresol (Cresylic acid)

U053

Crotonaldehyde

U055

Cumene (I)

U246

Cyanogen bromide (CN)Br

U386

Cycloate.

U197

2,5-Cyclohexadiene-1,4-dione

U056

Cyclohexane (I)

U129

Cyclohexane, 1,2,3,4,5,6-hexachloro-, (1alpha,2alpha,3beta,4alpha,5alpha,6beta)-

U057

Cyclohexanone (I)

U130

1,3-Cyclopentadiene, 1,2,3,4,5,5-hexachloro-

U058

Cyclophosphamide

U240

2,4-D, salts & esters

U059

Daunomycin

U366

Dazomet.

U060

DDD

U061

DDT

U062

Diallate

U063

Dibenz[a,h]anthracene

U064

Dibenzo[a,i]pyrene

U066

1,2-Dibromo-3-chloropropane

U069

Dibutyl phthalate

U070

o-Dichlorobenzene

U071

m-Dichlorobenzene

U072

p-Dichlorobenzene

U073

3,3'-Dichlorobenzidine

U074

1,4-Dichloro-2-butene (I,T)

U075

Dichlorodifluoromethane

U078

1,1-Dichloroethylene

U079

1,2-Dichloroethylene

U025

Dichloroethyl ether

U027

Dichloroisopropyl ether

U024

Dichloromethoxy ethane

U081

2,4-Dichlorophenol

U082

2,6-Dichlorophenol

U084

1,3-Dichloropropene

U085

1,2:3,4-Diepoxybutane (I,T)

U395

Diethylene glycol, dicarbamate.

U108

1,4-Diethyleneoxide

U028

Diethylhexyl phthalate

U086

N,N'-Diethylhydrazine

U087

O,O-Diethyl S-methyl dithiophosphate

U088

Diethyl phthalate

U089

Diethylstilbesterol

U090

Dihydrosafrole

U091

3,3'-Dimethoxybenzidine

U092

Dimethylamine (I)

U093

p-Dimethylaminoazobenzene

U094

7,12-Dimethylbenz[a]anthracene

U095

3,3'-Dimethylbenzidine

U096

alpha,alpha-Dimethylbenzylhydroperoxide (R)

U097

Dimethylcarbamoyl chloride

U098

1,1-Dimethylhydrazine

U099

1,2-Dimethylhydrazine

U101

2,4-Dimethylphenol

U102

Dimethyl phthalate

U103

Dimethyl sulfate

U105

2,4-Dinitrotoluene

U106

2,6-Dinitrotoluene

U107

Di-n-octyl phthalate

U108

1,4-Dioxane

U109

1,2-Diphenylhydrazine

U110

Dipropylamine (I)

U111

Di-n-propylnitrosamine

U403

Disulfiram.

U041

Epichlorohydrin

U390

EPTC.

U001

Ethanal (I)

U404

Ethanamine, N,N-diethyl-

U174

Ethanamine, N-ethyl-N-nitroso-

U410

Ethanimidothioic acid, N,N'- [thiobis[(methylimino) carbonyloxy]]bis-, dimethyl ester

U394

Ethanimidothioic acid, 2-(dimethylamino)-N-hydroxy-2- oxo-, methyl ester.

U155

1,2-Ethanediamine, N,N-dimethyl-N'-2-pyridinyl-N'- (2-thienylmethyl)-

U067

Ethane, 1,2-dibromo-

U076

Ethane, 1,1-dichloro-

U077

Ethane, 1,2-dichloro-

U131

Ethane, hexachloro-

U024

Ethane, 1,1'-[methylenebis(oxy)]bis[2-chloro-

U117

Ethane, 1,1'-oxybis-(I)

U025

Ethane, 1,1'-oxybis[2-chloro-

U184

Ethane, pentachloro-

U208

Ethane, 1,1,1,2-tetrachloro-

U209

Ethane, 1,1,2,2-tetrachloro-

U218

Ethanethioamide

U226

Ethane, 1,1,1-trichloro-

U227

Ethane, 1,1,2-trichloro-

U359

Ethanol, 2-ethoxy-

U173

Ethanol, 2,2'-(nitrosoimino)bis-

U395

Ethanol, 2,2'-oxybis-, dicarbamate.

U004

Ethanone, 1-phenyl-

U043

Ethene, chloro-

U042

Ethene, (2-chloroethoxy)-

U078

Ethene, 1,1-dichloro-

U079

Ethene, 1,2-dichloro-, (E)-

U210

Ethene, tetrachloro-

U228

Ethene, trichloro-

U112

Ethyl acetate (I)

U113

Ethyl acrylate (I)

U238

Ethyl carbamate (urethane)

U117

Ethyl ether (I)

U407

Ethyl Ziram.

U114

Ethylenebisdithiocarbamic acid, salts & esters

U067

Ethylene dibromide

U077

Ethylene dichloride

U359

Ethylene glycol monoethyl ether

U115

Ethylene oxide (I,T)

U116

Ethylenethiourea

U076

Ethylidene dichloride

U118

Ethyl methacrylate

U119

Ethyl methanesulfonate

U396

Ferbam

U120

Fluoranthene

U122

Formaldehyde

U123

Formic acid (C,T)

U124

Furan (I)

U125

2-Furancarboxaldehyde (I)

U147

2,5-Furandione

U213

Furan, tetrahydro-(I)

U125

Furfural (I)

U124

Furfuran (I)

U206

Glucopyranose, 2-deoxy-2-(3-methyl-3-nitrosoureido) -, D-

U206

D-Glucose, 2-deoxy-2-[[(methylnitrosoamino)- carbonyl]amino]-

U126

Glycidylaldehyde

U163

Guanidine, N-methyl-N'-nitro-N-nitroso-

U127

Hexachlorobenzene

U128

Hexachlorobutadiene

U130

Hexachlorocyclopentadiene

U131

Hexachloroethane

U132

Hexachlorophene

U243

Hexachloropropene

U133

Hydrazine (R,T)

U086

Hydrazine, 1,2-diethyl-

U098

Hydrazine, 1,1-dimethyl-

U099

Hydrazine, 1,2-dimethyl-

U109

Hydrazine, 1,2-diphenyl-

U134

Hydrofluoric acid (C,T)

U134

Hydrogen fluoride (C,T)

U135

Hydrogen sulfide

U135

Hydrogen sulfide H2S

U096

Hydroperoxide, 1-methyl-1-phenylethyl- (R)

U116

2-Imidazolidinethione

U137

Indeno[1,2,3-cd]pyrene

U375

3-Iodo-2-propynyl n-butylcarbamate.

U396

Iron, tris(dimethylcarbamodithioato-S,S')-,

U190

1,3-Isobenzofurandione

U140

Isobutyl alcohol (I,T)

U141

Isosafrole

U142

Kepone

U143

Lasiocarpine

U144

Lead acetate

U146

Lead, bis(acetato-O)tetrahydroxytri-

U145

Lead phosphate

U146

Lead subacetate

U129

Lindane

U163

MNNG

U147

Maleic anhydride

U148

Maleic hydrazide

U149

Malononitrile

U150

Melphalan

U151

Mercury

U384

Metam Sodium.

U152

Methacrylonitrile (I, T)

U092

Methanamine, N-methyl- (I)

U029

Methane, bromo-

U045

Methane, chloro- (I, T)

U046

Methane, chloromethoxy-

U068

Methane, dibromo-

U080

Methane, dichloro-

U075

Methane, dichlorodifluoro-

U138

Methane, iodo-

U119

Methanesulfonic acid, ethyl ester

U211

Methane, tetrachloro-

U153

Methanethiol (I, T)

U225

Methane, tribromo-

U044

Methane, trichloro-

U121

Methane, trichlorofluoro-

U036

4,7-Methano-1H-indene, 1,2,4,5,6,7,8,8-octachloro-2, 3,3a,4,7,7a-hexahydro-

U154

Methanol (I)

U155

Methapyrilene

U142

1,3,4-Metheno-2H-cyclobuta[cd]pentalen-2- one, 1,1a, 3,3a,4,5,5,5a,5b,6-decachlorooctahydro-

U247

Methoxychlor

U154

Methyl alcohol (I)

U029

Methyl bromide

U186

1-Methylbutadiene (I)

U045

Methyl chloride (I,T)

U156

Methyl chlorocarbonate (I,T)

U226

Methyl chloroform

U157

3-Methylcholanthrene

U158

4,4'-Methylenebis(2-chloroaniline)

U068